NHTSA ID Number: 11028528
Manufacturer Communication Number: B28518
TSB/Document Date: 2026-02-06
Summary
Over the Air System Update - System updates contain upgrades that fix operational errors and/or provide a variety of enhancements, which adds new functionality. Information about the various software releases can be found in this document.
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
- Advanced VCI Box, Industry-leading J2534 Pass-Thru...
- High-Speed OEM-Level Diagnostics & Programming: Unlock true...
- Coverage for 17 Car Brands & Ultra Reliability: Works...
- User-Friendly RLink Platform & Expert Support: TOPDON’s...
- 6.6 ft USB-C Cable & Portable Storage Case: The RLink J...
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: B28518
Replacement Service Bulletin Number:
MFR Communication Date: 2026-01-17
MFR Internal Campaign ID/Software Version: 8A050-TYA-A016
Communication Type: Over The Air
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
Over the Air System Updates
January 16, 2026
Version 4
2025–26 MDX: Software Update
Supersedes Version 3 to revise the information at:
•
•
CURRENT SOFTWARE VERSIONS FOR DOWNLOAD, updated information in tables.
AUDIO (1) and AUDIO (2), added information.
APPLIES TO
Year
Model
Trim Level
VIN Range
2025–26
MDX
ALL
ALL
INTRODUCTION
Vehicles equipped with the System Updates application are capable of downloading and installing Over the Air System
updates (OTA). A connection to a Wi-Fi network is needed to perform the update over the air.
System updates contain upgrades that fix operational errors and/or provide a variety of enhancements, which adds new
functionality. Information about the various software releases can be found in this document.
CURRENT SOFTWARE VERSIONS FOR DOWNLOAD
NOTE: If the vehicle was manufactured after the update release date it may contain newer software versions than listed.
Control Unit
Trim
Software Version
Release Date
ENG
All
Initial Release
Initial Release
Control Unit
Trim
Software Version
Release Date
CGW
Base SH-AWD
5J802-TYA-A050
05/06/2025
CGW
Tech SH-AWD, A-Spec, Advance, ASpec Advance
5J802-TYA-A150
CGW
TYPE S Advance
5J802-TYB-A050
05/06/2025
CGW
BASE FWD
5J802-TYC-A050
05/06/2025
CGW
TECH FWD
5J802-TYC-A150
05/06/2025
Control Unit
Trim
Software Version
Release Date
AUDIO (1)
All
8A050-TYA-A016
12/19/2025
Control Unit
Trim
Software Version
Release Date
AUDIO (2)
All
8A070-TYA-A015
12/19/2025
Control Unit
Trim
Software Version
Release Date
TCU
All
8B010-TYA-A020
07/16/2025
Control Unit
Trim
Software Version
Release Date
TCM
All
Initial Release
Initial Release
© 2026 American Honda Motor Co., Inc. – All Rights Reserved
05/06/2025
28518
Page 1 of 4
ENG
Initial Release
CGW
Versions: 5J802-TYA-A050, 5J802-TYA-A150, 5J802-TYB-A050, 5J802-TYC-A050, 5J802-TYC-A150
Release: 05/06/2025
This update adds the following enhancements:
• Various performance updates
• Allow for updates larger than 2GB
This update is intended to resolve the following issues:
• An issue that can cause DTC P062F-00
• An issue that can cause DTC B2B05-92
• An issue that can cause some instances of error message S404 and S001.
• System Updates app stuck on Preparing screen
• The displayed update time differs from the audible update time on the installation screen
• An update error screen that is presented with no error code
• Update progress gets stuck and will not proceed
AUDIO (1)
Version: 8A050-TYA-A016
Release: 12/19/25
This update adds the following enhancements:
• Google security updates.
• Resolved an issue that caused error TD02 by improving component communication.
• Improved Wireless AndroidAuto Wi-Fi connectivity.
• Improve responsiveness of CarPlay wake words "Hey Siri".
• Improved Google Assistant function of the Climate Control System.
• Improved issue that can keep center display backlight on when vehicle is shut off.
• Improve Bluetooth device profile recognition.
• Improved memory handling when internal memory is at capacity.
• Improved audio unit startup stability.
Version: 8A050-TYA-A015
Release: 08/18/2025
This update adds the following enhancements:
• Update to Android 13 OS
• Google security patch
• Added support for Android 13 Android Auto
• Added location settings to Alexa setup
• Increased minimum volume level for emergency calls
• Google Assistant is now displayed in the B-zone
This update is primarily intended to resolve or improve the following items:
• Error Code D00D is displayed on the Systems Update app
• System updates application may crash
• Some tones are louder than expected
• Volume adjustment is not displayed on the center screen
• Icons on the device connections menu appear darker than usual
• A profile setup notification appears even after the profile setup is complete
• A blank screen may be displayed
Page 2 of 4
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Certain areas of the screen are blank
A CarPlay disconnection pop-up appears while connected
Bluetooth Audio continues to play during microphone input
Song artwork is not displayed on the instrument panel
Instrument panel display flickers while using the guest user
The instrument panel does not switch from the navigation display
Audio does not resume when using YouTube Music
The “Initializing” pop-up is stuck on
The authentication screen cannot be cleared
Alexa indicates it is offline while connected to a network
HD radio is stuck on analog after a factory data reset
Google Assistant does not respond when asking for an ETA
Google Map’s voice is recognized as the user's voice when using Android Auto
There is no sound from FM radio
There is no sound from the front left speaker
The system restarts during USB playback
Some variations cannot be selected in the Beosonic tone & surround settings – if equipped.
Improved wording for various screens
Improvements to the Alexa application
Improved displays for 3-way calls
Improved volume for systems update guidance
Improved Wi-Fi settings
Improved Bluetooth Connectivity
AUDIO (2)
Version: 8A070-TYA-A015
Release: 12/19/2025
This update is primarily intended to resolve or improve the following items:
Update version number to stay current with other software.
Version: 8A070-TYA-A014
Release: 08/18/2025
This update is primarily intended to resolve or improve the following items:
The welcome screen is stuck frozen (ON) when unlocking/locking the door.
TCU
Version: 8B010-TYA-A020
Release: 07/16/2025
This update is intended to resolve the following issues:
Some Acura Link features stop functioning due to the telematics unit entering a “deep sleep” power saving mode.
TCM
Initial Release
Page 3 of 4
FAQ
Do I need to connect to Wi-Fi to perform an Over the Air (OTA) System Update?
Yes, it is necessary to connect the vehicle to a Wi-Fi network to perform over-the-air updates. To connect to a Wi-Fi
network, follow these steps:
1. Go to the HOME screen on the audio display screen by pressing the HOME button.
2. Select General Settings.
3. Select Connections.
4. Select Wi-Fi.
5. Select Change Mode.
6. Select Network.
NOTE:
• When the mode is changed from Smartphone Connection to Network, a pop-up appears; select Confirm.
•
Select the desired Wi-Fi network.
To download updates automatically, check Use This Network to automatically download system updates.
•
Select Connect.
A password may be required.
See the Owner’s Manual for additional information.
How do I check for an available OTA System Update?
Follow these steps to check for an available Over the Air (OTA) System Update:
1. Go to the HOME screen on the vehicle display audio screen by pressing the HOME button.
2. Select the System Updates application.
3. Select Check for Updates.
4. Follow the on-screen prompts to complete any available updates.
See the Owner’s Manual for additional information.
Will any functions be unavailable during an OTA System Update?
Some functions will not work during the update process. Perform all updates while parked in a safe location.
Can a dealer perform the OTA System Update for me?
Yes, you can schedule an appointment with your dealer to complete the OTA System Update. The dealer may apply a
service charge to perform the update.
How do I check the software version currently installed in my vehicle?
Use the following procedure to confirm the version and update status. Press the HOME button.
1. Select System Updates.
NOTE: If System Updates are not displayed on the home screen, select All Apps.
2. Select Settings.
3. Select Version Status.
See the Owner’s Manual for additional information.
Can updates be performed using a USB device?
No, updates cannot be performed using a USB device.
See the Owner's Manual for additional information.
Page 4 of 4
- CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners on the market and is recommended by Scotty Kilmer, a YouTuber and auto mechanic. It can easily determine the cause of the check engine light coming on. After repairing the vehicle's problems, it can quickly read and clear diagnostic trouble codes of emission system, read live data & hard memory data, view freeze frame, I/M monitor readiness and collect vehicle information.
- Sturdy and Compact: Equipped with a 2.5 foot cable made of very thick, flexible insulation. It is important to have a sturdy scanner as it can easily fall to the ground when working in a car. The AD310 OBD2 scanner is a well-constructed mechanic tool with a sleek design. It weighs 12 ounces and measures 8.9 x 6.9 x 1.4 inches. Thanks to its compact design and light weight, transporting the device is not a problem. The buttons are clearly labelled and the screen is large and displays results clearly.
- Accurate Fast and Easy to Use: The AD310 scanner can help you or your mechanic understand if your car is in good condition, provides exceptionally accurate and fast results, reads and clears engine trouble emission codes in seconds after you fixed the problem. This device will let you know immediately and fix the problem right away without any car knowledge. No need for batteries or a charger, get power directly from the OBDII Data Link Connector in your vehicle.
- OBDII Protocols and Car Compatibility: Many cheap scan tools do not really support all OBD2 protocols. AD310 scanner as it can support all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. This device also has extensive vehicle compatibility with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. Pls confirm with our customer service whether it is compatible with your vehicle before purchasing.
- Home Necessity and Worthy to Own: This is an excellent code reader to travel or home with as it weighs less and it is compact in design. You can easily slide it in your backpack as you head to the garage, or put it on the dashboard, this will be a great fit for you. The AD310 is not only portable, but also accurate and fast in performance. Moreover, it covers various car brands and is suitable for people who just need a code reader to check their car.
- Multi-Functions - Practical Multi-Functions OBD2 code reader features built-in OBD2 DTC lookup library, which help you to determine the cause of the engine light, read code, erase code, view freeze frame, I/M ready, vehicle information, data flow, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature, get engine speed.
- Wide Capability - Supports 9 protocols compatible with most 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Supports 6 languages - English,German, Dutch, Spanish, French, Italian.
- 2.8" LCD Display - Designed with a clear display 2.8" Large LCD screen - white backlight and contrast adjustment. No need any battery or charger, OBD reader gets the power directly from your vehicle through the OBDII Data Link Connector.
- Compact Design - Car diagnostic scanner is equipped with a 2.5 feet long cable and made of a very thick flexible insulator.There are 6 buttons on OBD2 Scanner:scroll up/down,enter/exit and buttons that quick query VIN vehicle number& the DTC fault code.
- ABS / Airbag codes NOT Supported - It is able to read and clear check engine information which is part of OBDII system, but it cannot work with non-OBDII systems, including ABS / Airbag / Oil Service Light, etc.
- 【Your Personal CEL Doctor – Read & Clear Engine Codes】The NT301 OBD2 scanner lets you read diagnostic trouble codes (DTCs), check em-issions readiness, turn off your Check Engine Light (CEL) or MIL, reset monitors, and view live data streams. It retrieves your vehicle's VIN instantly. Like all standard OBD2 scanners, it clears codes only after repairs are completed—if the issue persists, the code will return. Designed for DIYers who want to understand what’s really going on under the hood.
- 【Easy Code Reading – Just Plug & Play】Simply plug into the OBD2 port, turn the ignition to “ON” (engine off), and select the correct menu: Select OBDII-> Wait for seconds-> Select Read codes. For accurate results, ensure your vehicle is compatible and the OBD2 port is free from damage or wiring issues. No batteries needed— powered directly by your car.
- 【Live Data Graphing & Accuracy for Most OBD2 Vehicles】View and log live sensor data in graph form—monitor oxygen sensors, fuel trims, coolant temp, RPM, and more. Spot trends and suspicious values in real time. Compatible with most 1996+ gasoline cars, light trucks, and SUVs sold in the U.S., as well as many 2000+ European and Asian models. Also works on 12V diesel vehicles equipped with OBD2.
- 【S-mog Check Helper – Know Your Readiness Status at a Glance】With dedicated I/M readiness hotkeys and a simple Red-Yellow-Green LED indicator, you’ll instantly know if your vehicle is ready for em-issions testing. Built-in speaker provides audio feedback. No guesswork—just confidence before you head to the test center.
- 【A Must-Have Tool for Every Home Mechanic】Compact, rugged, and ready to use right out of the box. The 2.8” color screen is easy to read, even in daylight. No charging or setup required—just plug into the 16-pin DLC and start diagnosing. Recommended by professional mechanics on YouTube and trusted by DIYers worldwide.
Last update on 2026-03-23 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.